Description

1-Methyl-3-Methylenecyclobutanecarboxylic Acid is a specialized cyclobutane derivative carboxylic acid, serving as a valuable building block in advanced organic synthesis. Its unique strained-ring structure and functional groups make it a critical intermediate for developing novel pharmaceuticals, agrochemicals, and performance materials. This compound is essential for research chemists and process development scientists in fine chemical and pharmaceutical industries seeking to create complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key synthon for the development of novel active pharmaceutical ingredients (APIs), particularly those requiring strained carbocyclic frameworks.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and insecticides with unique modes of action.
• Polymer & Material Science: Acts as a monomer or cross-linking agent for creating specialty polymers with tailored thermal and mechanical properties.
• Ligand & Catalyst Development: Serves as a precursor for synthesizing novel chiral ligands and organocatalysts used in asymmetric synthesis.
• Chemical Research: A versatile reagent in academic and industrial R&D for exploring new reaction pathways and constructing complex natural product analogs.
• Flavor & Fragrance Industry: Potential intermediate for synthesizing unique musk or amber odorants due to its cyclobutane backbone.

Basic Information

Product Name	1-Methyl-3-Methylenecyclobutanecarboxylic Acid
CAS No.	286442-86-2
Molecular Formula	C7H10O2
Molecular Weight	126.15 g/mol
Synonyms	1-Methyl-3-methylenecyclobutanecarboxylic acid; 3-Methylene-1-methylcyclobutanecarboxylic Acid; Cyclobutanecarboxylic acid, 1-methyl-3-methylene-; 1-Methyl-3-methylen-cyclobutan-1-carbonsäure (German); Acide 1-méthyl-3-méthylènecyclobutanecarboxylique (French); MMCA; 286442-86-2 (CAS Registry Number)
EINECS	Contact for details

Quality Control

Our 1-Methyl-3-Methylenecyclobutanecarboxylic Acid is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and FTIR, to ensure identity, purity, and consistency. We provide full traceability and detailed Certificates of Analysis (COA) with each shipment, confirming compliance with agreed specifications. Our quality commitment supports your regulatory needs for research and cGMP-grade production.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong acids, bases, and oxidizing agents. For long-term storage, consider maintaining the material under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.